12 tablets provide +13.5ug of Biotin (27% Reference Intake). Ingredients: Lactose (milk), gum arabic, biotin, iron phosphate, potassium sulphate, magnesium phosphate. Allergy Advice: Contains Lactose (Milk) Dosage: Dissolve 4 to 8 tablets on or under the tongue 3 times per day. Children to 12 yrs half dosage. Do not exceed the recommended dose. 12 tablets provide provide +9.5ug of Biotin* (Vitamin H) (19% Reference Intake) These may safely be taken with other supplements or medicines.